Optical constants of thin film In2O3-SnO2 (ITO, Indium tin oxide), thickness d = 17 nm, purchased from Optics Balzers, ITO on D263M glass. Surface roughness (1 sigma) = 0.4 nm. Variable angle spectroscopic ellipsometry data + normal-incidence transmittance data fitted over the 400 to 900 nm range.
R. J. Moerland and J. P. Hoogenboom. Subnanometer-accuracy optical distance ruler based on fluorescence quenching by transparent conductors, Optica 3, 112-117 (2016) - see Supplementary materials
(Numerical data kindly provided by Robert Moerland)